XML 34 R11.htm IDEA: XBRL DOCUMENT
v3.19.1

Balance Sheet Components | 12 Months Ended
--- | ---
Dec. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Balance Sheet Components | Balance Sheet Components Property and Equipment, net (in thousands):
| December 31, |  | December 31,
| 2018 |  | 2017
Machinery and equipment | $ | 3,785 |  |  | $ | 3,428 |
Construction in progress | 730 |  |  | 879 |
Computer and office equipment | 407 |  |  | 310 |
Leasehold improvements | 448 |  |  | 272 |
Furniture and fixtures | 148 |  |  | 29 |
| 5,518 |  |  | 4,918 |
Less: Accumulated depreciation and amortization | (3,364 | ) |  | (3,022 | )
| $ | 2,154 |  |  | $ | 1,896 |
Depreciation expense was $0.7 million and $1.0 million for the years ended December 31, 2018 and 2017, respectively. Accrued Liabilities and Other (in thousands):
| December 31, |  | December 31,
| 2018 |  | 2017
Accrued compensation and related expenses | $ | 5,425 |  |  | $ | 3,732 |
Accrued interest | — |  |  | 831 |
Accrued professional services | 583 |  |  | 341 |
Sales tax payable | 388 |  |  | 466 |
Liability for early exercise of unvested stock options | 331 |  |  | 65 |
Sales and warranty reserves | 35 |  |  | 149 |
Other | 98 |  |  | 140 |
| $ | 6,860 |  |  | $ | 5,724 |

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
Name: | us-gaap_SupplementalBalanceSheetDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration